package com.da.javatest.leetCode;

/**
 * @author chenlida
 * @date 2019/1/3 16:46
 * @description
 */
public class Code521 {
    public int findLUSlength(String a, String b) {
        if (a.equals(b)) {
            return -1;
        } else {
            return Math.max(a.length(), b.length());
        }
    }
}
